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Midterm Vocabulary
Midterm Vocabulary
Midterm Vocabulary
Midterm Vocabulary
Midterm Vocabulary
100
Technique of using sound waves to measure distance
Sonar
100
Building block of matter
Building block of matter
100
Negatively charged particle that produces electric and magnetic fields
Electron
100
Part of the electromagnetic spectrum that people can see as colors
Visible Light
100
Electromagnetic wave with a frequency just above ultraviolet rays
X-ray
200
Arrangement of electromagnetic waves in order of wavelength and frequency.
Electromagnetic spectrum
200
Electromagnetic wave with the longest wavelength and lowest frequency in the electromagnetic spectrum
Radio wave
200
High frequency radio wave used for communication
Microwave
200
Using short wavelength microwaves to locate objects and monitor speed
Radar
200
Electromagnetic wave with a frequency just above visible light
Ultraviolet ray
300
Electromagnetic wave with a frequency just below visible light that can be felt as heat
Infrared ray
300
Electromagnetic wave with the highest frequency and the shortest wavelength
Gamma ray
300
Particle of light that carries energy
Photon
300
Light produced by bombarding molecules of gas in a tube
Fluorescent light
300
Cool light produced when electrons flow through a glass tube filled with gas
Neon light
400
Mirror with a surface that curves outward
Convex Mirror
400
Light produced from heat
Incandescent light
400
Lens that is thicker in the middle than at the edges
Convex lens
400
Mirror that has a surface that curves inward
Concave Mirror
400
Location where light rays reflected from a mirror meet
Focal point
500
Material in which light can pass through easily
Transparent
500
Lens that is thicker at the ends than in the middle
Concave lens
500
Process that light can be used to knock electrons out of metal
Photoelectric effect
500
Material that transmits light but cannot see any detail
Translucent
500
Material that no light passes through
Opaque